package cn.tedu.sp01.service;

import cn.tedu.sp01.pojo.Item;

import java.util.List;

/**
 * @author Jerry.Z
 * @version 1.0
 * @date 2021/2/23 10:14
 */

public interface ItemService {
    List<Item> getItems(String orderId);
    void decreaseNumbers(List<Item> items);
}
